Abraham Isaac Kook was one of the greatest figures in 20th century Judaism. Considered a prodigy as a child, Kook (pronounced cook) became a rabbi at the age of 23, serving first in small communities in Latvia and Lithuania. In 1904, when he was 39, he moved to Palestine (prior to the formation of Israel) and established a Jewish academy (yeshiva) in the seaport town of Jaffa. Read more